Cheap Nutrition Supplement Why choose us L-citrulline Powder is a nutritional supplements and Ciyuan Bio can provide customers with 99%. At the same time, it can also provide customers with customized services for finished products, such as L-citrulline extract capsules, tablets and small packings. Ciyuan Bio is dedicated to the research, development, production and sales of natural plant extracts and pharmaceutical intermediates, focusing on providing customers with innovative products and innovative services. http://www.ciybio.com/nutrition-supplement/